/*
 * This file is part of Applied Energistics 2. Copyright (c) 2013 - 2014, AlgorithmX2, All rights reserved. Applied
 * Energistics 2 is free software: you can redistribute it and/or modify it under the terms of the GNU Lesser General
 * Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any
 * later version. Applied Energistics 2 is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
 * without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU Lesser General
 * Public License for more details. You should have received a copy of the GNU Lesser General Public License along with
 * Applied Energistics 2. If not, see <http://www.gnu.org/licenses/lgpl>.
 */

package appeng.core;

import java.io.File;
import java.lang.reflect.Field;
import java.util.regex.Matcher;
import java.util.regex.Pattern;

import net.minecraft.block.Block;
import net.minecraftforge.common.config.Configuration;

import cpw.mods.fml.common.registry.GameRegistry;
import cpw.mods.fml.common.registry.GameRegistry.UniqueIdentifier;

public class FacadeConfig extends Configuration {

    public static FacadeConfig instance;
    private final Pattern replacementPattern;

    public FacadeConfig(final File facadeFile) {
        super(facadeFile);
        this.replacementPattern = Pattern.compile("[^a-zA-Z0-9]");
    }

    public boolean checkEnabled(final Block id, final int metadata, final boolean automatic) {
        if (id == null) {
            return false;
        }

        final UniqueIdentifier blk = GameRegistry.findUniqueIdentifierFor(id);
        if (blk == null) {
            for (final Field f : Block.class.getFields()) {
                try {
                    if (f.get(Block.class) == id) {
                        return this.get("minecraft", f.getName() + (metadata == 0 ? "" : "." + metadata), automatic)
                                .getBoolean(automatic);
                    }
                } catch (final Throwable e) {
                    // :P
                }
            }
        } else {
            final Matcher mod = this.replacementPattern.matcher(blk.modId);
            final Matcher name = this.replacementPattern.matcher(blk.name);
            return this.get(mod.replaceAll(""), name.replaceAll("") + (metadata == 0 ? "" : "." + metadata), automatic)
                    .getBoolean(automatic);
        }

        return false;
    }
}
